Ippei Shibuya

Detective Inspector Tenma Ippei and his girlfriend, female detective Date Mari, were working together to track down a brother and sister, Kyoichi, Kyoji, and Kyoko, who were serial rapists and murderers. They broke into a hospital, raped and murdered a nurse, and continued their crimes one after another, including gang-raping Tenma's partner, Misaki, before brutally murdering him along with Tenma when he arrived. Mari was dismissed from her job, but vowed revenge for Tenma and began acting on her own...

A wife is frightened by the sound of the phone ringing, and her worried husband uses hypnosis to try to understand the cause of her fear. Eventually, the presence of a man behind the phone emerges. This brings despair and an unprecedented excitement to the husband. What is the true nature of his wife's lewd and sad nature?